class DevConfig:
    SQLALCHEMY_DATABASE_URI = 'mysql+pymysql://root:123@localhost:3306/student_db'
    SQLALCHEMY_TRACK_MODIFICATIONS = False


class PorConfig:
    SQLALCHEMY_DATABASE_URI = 'mysql+pymysql://root:123@localhost:3306/student_db'
    SQLALCHEMY_TRACK_MODIFICATIONS = False
